Physics
What role does light play in shaping our environment?
Quick fact
Light is a form of electromagnetic radiation that can travel through empty space.
Why this is interesting
Light allows us to see the universe, but its true nature is one of physics' greatest mysteries.
Read the full explanation
Understanding What role does light play in shaping our environment?
Light behaves like a wave in many situations, but it can also act as individual packets of energy called photons.
A deeper explanation
The dual nature of light helped lead to quantum mechanics and changed our understanding of reality at the smallest scales.